num = 'c'
print(ord(num))
c = 0
# while 'C':
#     print('i love python')
#     c+=1
print(c)

# i = 5
# while i:
#     print('ilove')
#     i = i - 1

# 反斜杠分行
result = 3 < 0 and \
    1 < 2
print(result)

cost = 5
print(10 < cost < 50)
print(cost > 10 and cost < 50)

count = input('输入一个整数:')
for i in range(int(count)):
    print(int(i) + 1)
print(0 and 3)